Energy efficiency, greenhouse gas reduction and cost price of a green gas supply chain were evaluated. This supply chain is based on co-digestion of dairy cattle manure and maize, biogas upgrading and injection into a distribution gas grid. A defined reference scenario reflects the current state of practice, …

STS and Energy, Lisbon 2013 Historical buildings are an important source of local identity and form a connection to our past. It is a EU policy objective to conserve and redesign heritage buildings like prisons, military barracks, factories, stations, and schools. Such redesign should also ensure reduction …

The conservation of our heritage buildings is a European wide policy objective. Historical buildings are not only works of art, but embody an important source of local identity and form a connection to our past. Protection agencies aim to preserve historical qualities for future generations. Their work …

The last few years, the airline industry has been struggling due to the terrorism attacks in 2001 and the recession. Nevertheless, the low cost carriers (LCC) continued to be profitable and successful with its own particular business model. It is an upcoming trend in the aviation industry. Ryanair is …